2/7(3+2a)=10/7

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Solution for 2/7(3+2a)=10/7 equation: 


a in (-oo:+oo)

(2/7)*(2*a+3) = 10/7 // - 10/7

(2/7)*(2*a+3)-(10/7) = 0

(2/7)*(2*a+3)-10/7 = 0

2/7*(2*a+3)-10/7 = 0

(2/7*7*(2*a+3))/7-10/7 = 0

2/7*7*(2*a+3)-10 = 0

4*a-4 = 0

(4*a-4)/7 = 0

(4*a-4)/7 = 0 // * 7

4*a-4 = 0

4*a-4 = 0 // + 4

4*a = 4 // : 4

a = 4/4

a = 1

a = 1

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